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81 lines
1.8 KiB
81 lines
1.8 KiB
#include <cl_number.h>
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#include <cl_io.h>
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#include <cl_integer.h>
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#include <cl_integer_io.h>
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#include <cl_float.h>
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#include <cl_real.h>
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#include <stdlib.h>
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#include <string.h>
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#include <cl_timing.h>
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int main (int argc, char * argv[])
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{
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int digits = 100;
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int repetitions = 1;
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while (argc >= 3) {
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if (!strcmp(argv[1],"-r")) {
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repetitions = atoi(argv[2]);
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argc -= 2; argv += 2;
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continue;
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}
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if (!strcmp(argv[1],"-n")) {
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digits = atoi(argv[2]);
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argc -= 2; argv += 2;
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continue;
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}
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break;
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}
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if (argc < 1)
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exit(1);
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fprint(cl_stderr, "Number of digits: ");
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fprintdecimal(cl_stderr, digits);
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fprint(cl_stderr, "\n");
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fprint(cl_stderr, "Number of repetitions: ");
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fprintdecimal(cl_stderr, repetitions);
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fprint(cl_stderr, "\n");
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cl_float_format_t prec = cl_float_format(digits);
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cl_float_format_t prec2 = cl_float_format(digits*2);
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cl_I pow = expt_pos(10,digits);
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cl_I x1 = floor1((sqrt(cl_float(5,prec2))+1)/2 * expt_pos(pow,2));
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cl_I x2 = floor1(sqrt(cl_float(3,prec)) * pow);
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cl_I x3 = pow+1;
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fprint(cl_stderr, "multiplication\n");
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{ cl_I r = x1*x2;
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ r = x1*x2; }
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}
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cout << r << endl << endl;
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}
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fprint(cl_stderr, "division\n");
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{ cl_I_div_t qr = floor2(x1,x2);
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ qr = floor2(x1,x2); }
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}
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cout << qr.quotient << endl << qr.remainder << endl << endl;
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}
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fprint(cl_stderr, "isqrt\n");
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{ cl_I r = isqrt(x3);
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ r = isqrt(x3); }
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}
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cout << r << endl << endl;
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}
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fprint(cl_stderr, "gcd\n");
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{ cl_I r = gcd(x1,x2);
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ r = gcd(x1,x2); }
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}
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cout << r << endl << endl;
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}
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}
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